REPAIR - TM-55-1905-223-24-50126

Custom Search

FIGURE 2-27. Fuel Pump

TM-55-1905-223-24-5 Bowthruster Engine for Landing Craft Utility (LCU) NSN 1905-01-154-1191 Manual

FIGURE 2-29. Fuel Line Check Valves

TM 55-1905-223-24-5

(5) Gear pump cooling drain (6).

(6) Gear pump suction line (7).

(7) Fuel return from cylinder head (5).

Remove the four capscrews (14) and washers (16), and the fuel pump (15) and gasket (17).

Remove capscrews (2, FIGURE 2-28), lockwashers (3) and flat washers (4).

Remove solenoid valve (1) and gasket (5) from top of fuel pump (6).

If check valves are to be removed, refer to FIGURE 2-29 and do the following:

(1) Remove the support bracket capscrews (2) and remove the support clips (3).

(2) Disconnect the check valves (4) at hex connections (1) and remove the check

valves.

REPAIR

Repair consists of replacing check valves (3, FIGURE 2-29), fuel pump (15, FIGURE 2-27) and gasket (17,

FIGURE 2-27), shutdown solenoid valve (1, FIGURE 2-28) and gasket (5).

Clean gasket surface of the fuel pump (15, FIGURE 2-27) and accessory drive.

Inspect spider coupling (18), if damaged, replace fuel pump (15).

FIGURE 2-28. Solenoid Valve Replacement .

2-106